<template>
  <div class="dashboard-container">
    <div class="app-container">
      <!-- 实现页面的基本布局 -->
      <el-card class="tree-card">
        <!-- 用了一个行列布局 -->
        <!-- 缺少treeNode -->
        <tree-tools :tree-node="company" :is-root="true" @addDepts="addDepts" />
        <!--放置一个属性   这里的props和我们之前学习的父传子 的props没关系-->
        <el-tree :data="departs" :props="defaultProps" default-expand-all>
          <!-- 说明el-tree里面的这个内容 就是插槽内容 => 填坑内容  => 有多少个节点循环多少次 -->
          <!-- scope-scope 是 tree组件传给每个节点的插槽的内容的数据 -->
          <!-- 顺序一定是 执行slot-scope的赋值 才去执行 props的传值 -->
          <tree-tools
            slot-scope="{ data }"
            :tree-node="data"
            @delDepts="getDepartments"
            @addDepts="addDepts"
            @editDepts="editDepts"
          />
        </el-tree>
      </el-card>
    </div>
    <!-- 放置新增弹层组件  -->
    <add-dept ref="add-depts" :tree-node="node" @addDepts="getDepartments" />
  </div>
</template>
<script>
import treeTools from './components/tree-tools.vue'
import { getDepartments } from '@/api/departments'
import { tranListToTreeData } from '@/utils'
import AddDept from './components/add-dept.vue'
export default {
  name: 'Departments',
  components: { treeTools, AddDept },
  data() {
    return {
      node: null,
      defaultProps: {
        label: 'name'
      },
      departs: [],
      company: {}
    }
  },
  created() {
    this.getDepartments() // 调用自身的方法
  },
  methods: {
    async getDepartments() {
      const { companyName, depts } = await getDepartments()
      this.company = { name: companyName, manager: '负责人', id: '' }
      this.departs = tranListToTreeData(depts, '') // 需要将其转化成树形结构
      // console.log(depts)
    },
    addDepts(node) {
      this.$refs['add-depts'].showDialog = true
      this.node = node
    },
    editDepts(node) {
      this.$refs['add-depts'].showDialog = true
      this.node = node
      this.$refs['add-depts'].getDepartDetail(node.id)
    }
  }
}
</script>

<style scoped>
.tree-card {
  padding: 30px 140px;
  font-size: 14px;
}
</style>
